To activate your Multi Color Changing Light Saber with Star Wars Sounds, press the top button on the handle to light up LEDS. With each push, change the sword sabers’ color. Press the bottom button to control the space sound effects separately. Dimensions: Height: 27.50 in. , 69.85 cm. Width: 1.50 in. , 3.81 cm. LED Colors: Blue, Red, Jade Includes 3 replaceable AA Batteries.